http://strongmemory.com Unlock the Secrets within your Mind Mon, 17 Aug 2009 18:58:40 +0000 http://backend.userland.com/rss092 en Where’s My Umbrella? It's raining when you go into the café to meet your friend for coffee. You shake out your umbrella and put it in the stand or by your chair. While you share conversation and a latte the sun comes out and everything is bright and pretty. You ... http://strongmemory.com/2008/04/09/dont-forget-your-umbrella/ The very simplest math trick is to multiply a number by one.  Any number times one is, of course, the same number. Every body knows that, but there are corollaries and implications of this trick that are often missed.   We often see something like 21 x 32 as a problem ... http://strongmemory.com/2008/02/19/hello-world/